Heating device for polyethylene recovery processing
By setting up components such as crushing chambers, crushing rollers and vent pipes in the heating device, the problems of slow melting speed and high-temperature gas release of large pieces of polyethylene recovered are solved, and the heating efficiency is improved and the health protection of staff is protected.
Patent Information
- Application Number
- CN202420825400.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-20
- Publication Date
- 2025-03-25
- Estimated Expiration
- 2034-04-20
AI Technical Summary
The heating device melts large pieces of polyethylene recycling slowly during heating, which increases costs. After the heating work is completed, harmful high-temperature gas will be sprayed out when the barrel is opened, affecting the health of the staff.
A heating device for polyethylene recycling and processing is designed, including a crushing chamber, crushing roller, gear and motor, which is used to initially crush large pieces of polyethylene to speed up the melting speed; at the same time, a vent pipe and a solenoid valve are installed to release harmful high-temperature gases into the collection device in advance according to actual needs.
Through the combined setting of the crushing chamber and crushing roller, the melting speed of large pieces of polyethylene is significantly accelerated and the heating cost is reduced. Through the setting of the vent pipe and solenoid valve, harmful high-temperature gas is effectively released, protecting the health of staff.
Smart Images
Figure CN222662319U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of polyethylene thermal regeneration related equipment, in particular to a heating device for polyethylene recycling processing. Background Art
[0002] Polyethylene is a thermoplastic resin obtained by polymerization of ethylene monomers. In industry, it also includes copolymers of ethylene and a small amount of α-olefins. Polyethylene is odorless, non-toxic, waxy, and has excellent low-temperature resistance. It has good chemical stability because the polymer molecules are connected by carbon-carbon single bonds and can withstand the corrosion of most acids and alkalis (not resistant to oxidizing acids). It is insoluble in general solvents at room temperature, has low water absorption, and has excellent electrical insulation. When polyethylene is recycled, it needs to be heated and reshaped.
[0003] The heating device melts large pieces of polyethylene recycling slowly during heating, which increases costs. In addition, when the barrel is opened after the heating work is completed, harmful high-temperature gases will be ejected, affecting the health of the workers. Utility Model Content
[0004] The technical problem to be solved by the utility model is that the heating device melts the large block of polyethylene recycling slowly during heating, which increases the cost, and harmful high-temperature gas will be ejected when the barrel is opened after the heating work is completed, which affects the health of the staff.
[0005] In order to solve the above technical problems, the technical solutions adopted by the utility model are as follows:
[0006] A heating device for polyethylene recycling processing comprises a main body frame, a heating barrel is placed in the main body frame, a crushing bin is fixedly connected to the top wall of the heating barrel, the contact position between the crushing bin and the heating barrel is hollowed out, two groups of crushing rollers are correspondingly connected to the inner wall of the crushing bin for rotation and penetrate the outer wall of the crushing bin, gears are fixedly connected to the ends of the crushing rollers, a motor is fixedly connected to the end of one group of crushing rollers, an air venting pipe is fixedly connected to the top wall of the heating barrel, and an electromagnetic valve is fixedly connected to the air venting pipe.
[0007] Preferably, it also includes a rotating shaft, which passes through the center of the heating barrel and is connected to the bearing of the heating barrel. The end of the rotating shaft is fixedly connected to the second motor, and the rotating shaft is fixedly connected to a rotating horizontal axis, and the ends of the rotating horizontal axis are fixedly connected to a cleaning brush.
[0008] Preferably, the two groups of gears are meshed and the cleaning brush is arranged to fit the inner wall of the heating barrel.
[0009] Preferably, it also includes a heating wire, which is fixed to the inner wall of the heating barrel.
[0010] Preferably, it also includes a discharge port, which is arranged at the center of the bottom wall of the heating barrel, and an outlet is arranged at the center of the bottom wall of the main frame, and the outlet is arranged corresponding to the discharge port.
[0011] Preferably, it further comprises a connecting rod, the connecting rod is fixedly connected to the bottom wall of the main frame, and a universal wheel is fixedly connected to the bottom wall of the connecting rod.
[0012] The beneficial effects achieved by the utility model using the above structure are as follows:
[0013] By combining the crushing bin, crushing roller, gear and motor, the large pieces of polyethylene recyclables can be initially crushed to speed up the melting speed. By setting the vent pipe and solenoid valve, harmful high-temperature gases can be released into the collection device in advance according to actual needs to protect the staff. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the structure of a heating device for polyethylene recycling and processing proposed by the utility model;
[0015] Figure 2 This is a schematic cross-sectional structure diagram of a heating device for polyethylene recycling and processing proposed by the utility model;
[0016] Figure 3 This is a structural schematic diagram of another perspective of a heating device for polyethylene recycling and processing proposed by the utility model;
[0017] Figure 4 This is a schematic cross-sectional structure diagram from another perspective of a heating device for polyethylene recycling and processing proposed by the utility model.
[0018] Among them, 1. main frame, 2. heating barrel, 3. crushing bin, 4. crushing roller, 5. gear, 6. motor, 7. air pipe, 8. solenoid valve, 9. rotating shaft, 10. motor 2, 11. rotating horizontal axis, 12. cleaning brush, 13. heating wire, 14. discharge port, 15. outlet, 16. connecting rod, 17. universal wheel. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.
[0020] like Figure 1-3As shown, a heating device for polyethylene recycling processing comprises a main frame 1, a heating barrel 2 is placed in the main frame 1, a crushing bin 3 is fixedly connected to the top wall of the heating barrel 2, the contact position between the crushing bin 3 and the heating barrel 2 is hollowed out, two groups of crushing rollers 4 are correspondingly connected to the inner wall of the crushing bin 3 for rotation and penetrate the outer wall of the crushing bin 3, gears 5 are fixedly connected to the ends of the crushing rollers 4, one group of crushing rollers 4 is fixedly connected to the end of a motor 6, a venting pipe 7 is fixedly connected to the top wall of the heating barrel 2, a solenoid valve 8 is fixedly connected to the venting pipe 7, and a rotating shaft 9 is also included, the rotating shaft 9 penetrates the center position of the heating barrel 2 and is connected to the bearing of the heating barrel 2, a motor 10 is fixedly connected to the end of the rotating shaft 9, a rotating horizontal shaft 11 is fixedly connected to the rotating shaft 9, a cleaning brush 12 is fixedly connected to the ends of the rotating horizontal shaft 11, the two groups of gears 5 are meshed, and the cleaning brush 12 is arranged to fit the inner wall of the heating barrel 2.
[0021] like Figure 1 , 4 As shown, it also includes a heating wire 13, which is fixedly connected to the inner wall of the heating barrel 2, and also includes a discharge port 14, which is arranged at the center of the bottom wall of the heating barrel 2. An outlet 15 is arranged at the center of the bottom wall of the main frame 1, and the outlet 15 is arranged corresponding to the discharge port 14. It also includes a connecting rod 16, which is fixedly connected to the bottom wall of the main frame 1, and a universal wheel 17 is fixedly connected to the bottom wall of the connecting rod 16.
[0022] When in use, first place the polyethylene recyclables in the crushing bin 3, then start the motor 6, the motor 6 drives the gear 5 to rotate, the two sets of gears 5 mesh and drive the two sets of crushing rollers 4 to rotate in opposite directions to achieve a crushing effect, the polyethylene recyclables after being crushed enter the heating barrel 2, then turn on the electric heating wire 13 for heating, then start the motor 2 10, the motor 2 10 drives the rotating shaft 9 to rotate, the rotating shaft 9 drives the rotating horizontal axis 11, the rotating horizontal axis 11 drives the cleaning brush 12 to rotate against the inner wall of the heating barrel 2 to achieve the effect of cleaning the inner wall, when the heating and melting are completed, first connect the vent pipe 7 with the exhaust gas collection device and open the solenoid valve 8, at this time, the high-temperature exhaust gas enters the exhaust gas collection device through the vent pipe 7, and when the venting is completed, open the discharge port 14 for collection, and when the device needs to be moved, it can be realized by moving the universal wheel 17, by combining the crushing bin 3, crushing roller 4, gear 5 and motor 6, the large pieces of polyethylene recyclables can be initially crushed to accelerate the melting speed, and by setting the vent pipe 7 and the solenoid valve 8, harmful high-temperature gases can be released to the collection device in advance according to actual needs to protect the staff.
[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
[0024] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.
Claims
1. A heating device for polyethylene recycling and processing, comprising a main frame, characterized in that: A heating barrel is placed in the main frame, and a crushing bin is fixedly connected to the top wall of the heating barrel. The contact position between the crushing bin and the heating barrel is hollowed out, and two groups of crushing rollers are correspondingly connected to the inner wall of the crushing bin for rotation and penetrate the outer wall of the crushing bin. Gears are fixedly connected to the ends of the crushing rollers, and a motor is fixedly connected to the end of one group of crushing rollers. An air venting pipe is fixedly connected to the top wall of the heating barrel, and an electromagnetic valve is fixedly connected to the air venting pipe.
2. A heating device for polyethylene recycling processing according to claim 1, characterized in that: It also includes a rotating shaft, which passes through the center of the heating barrel and is connected to the bearing of the heating barrel. The end of the rotating shaft is fixedly connected to a second motor. The rotating shaft is fixedly connected to a rotating horizontal axis, and the ends of the rotating horizontal axis are fixedly connected to cleaning brushes.
3. A heating device for polyethylene recycling processing according to claim 2, characterized in that: The two groups of gears are meshed and the cleaning brush is arranged to fit the inner wall of the heating barrel.
4. A heating device for polyethylene recycling processing according to claim 1, characterized in that: It also includes a heating wire, which is fixed to the inner wall of the heating barrel.
5. The heating device for polyethylene recycling processing according to claim 1, characterized in that: It also includes a discharge port, which is arranged at the center of the bottom wall of the heating barrel. The center of the bottom wall of the main frame is provided with an outlet, and the outlet is arranged corresponding to the discharge port.
6. A heating device for polyethylene recycling processing according to claim 1, characterized in that: It also includes a connecting rod, which is fixedly connected to the bottom wall of the main frame, and a universal wheel is fixedly connected to the bottom wall of the connecting rod.